2019-08-31 01:46:28 +00:00
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#include "Platform.hpp"
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2022-10-28 20:58:52 +00:00
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#include <glad/gl.h>
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#include <SDL.h>
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2019-08-31 01:46:28 +00:00
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Platform::Platform(char const* title, int windowWidth, int windowHeight, int textureWidth, int textureHeight)
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{
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SDL_Init(SDL_INIT_VIDEO);
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2022-10-28 20:58:52 +00:00
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 3);
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SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 3);
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2019-08-31 01:46:28 +00:00
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2022-10-28 20:58:52 +00:00
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window = SDL_CreateWindow(
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title,
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SDL_WINDOWPOS_CENTERED, SDL_WINDOWPOS_CENTERED,
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windowWidth, windowHeight,
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SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE);
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2019-08-31 01:46:28 +00:00
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2022-10-28 20:58:52 +00:00
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gl_context = SDL_GL_CreateContext(window);
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SDL_GL_SetSwapInterval(1);
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gladLoadGL((GLADloadfunc)SDL_GL_GetProcAddress);
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glGenTextures(1, &framebuffer_texture);
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glBindTexture(GL_TEXTURE_2D, framebuffer_texture);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
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glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
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glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, 640, 320, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
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glBindTexture(GL_TEXTURE_2D, 0);
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2019-08-31 01:46:28 +00:00
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}
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Platform::~Platform()
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{
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SDL_DestroyTexture(texture);
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SDL_DestroyRenderer(renderer);
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SDL_DestroyWindow(window);
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SDL_Quit();
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}
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void Platform::Update(void const* buffer, int pitch)
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{
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SDL_UpdateTexture(texture, nullptr, buffer, pitch);
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SDL_RenderClear(renderer);
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SDL_RenderCopy(renderer, texture, nullptr, nullptr);
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SDL_RenderPresent(renderer);
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}
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bool Platform::ProcessInput(uint8_t* keys)
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{
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bool quit = false;
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SDL_Event event;
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while (SDL_PollEvent(&event))
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{
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switch (event.type)
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{
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case SDL_QUIT:
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{
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quit = true;
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} break;
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case SDL_KEYDOWN:
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{
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switch (event.key.keysym.sym)
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{
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case SDLK_ESCAPE:
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{
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quit = true;
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} break;
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case SDLK_x:
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{
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keys[0] = 1;
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} break;
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case SDLK_1:
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{
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keys[1] = 1;
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} break;
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case SDLK_2:
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{
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keys[2] = 1;
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} break;
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case SDLK_3:
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{
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keys[3] = 1;
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} break;
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case SDLK_q:
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{
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keys[4] = 1;
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} break;
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case SDLK_w:
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{
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keys[5] = 1;
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} break;
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case SDLK_e:
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{
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keys[6] = 1;
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} break;
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case SDLK_a:
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{
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keys[7] = 1;
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} break;
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case SDLK_s:
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{
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keys[8] = 1;
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} break;
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case SDLK_d:
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{
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keys[9] = 1;
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} break;
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case SDLK_z:
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{
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keys[0xA] = 1;
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} break;
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case SDLK_c:
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{
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keys[0xB] = 1;
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} break;
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case SDLK_4:
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{
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keys[0xC] = 1;
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} break;
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case SDLK_r:
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{
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keys[0xD] = 1;
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} break;
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case SDLK_f:
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{
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keys[0xE] = 1;
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} break;
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case SDLK_v:
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{
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keys[0xF] = 1;
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} break;
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}
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} break;
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case SDL_KEYUP:
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{
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switch (event.key.keysym.sym)
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{
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case SDLK_x:
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{
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keys[0] = 0;
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} break;
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case SDLK_1:
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{
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keys[1] = 0;
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} break;
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case SDLK_2:
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{
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keys[2] = 0;
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} break;
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case SDLK_3:
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{
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keys[3] = 0;
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} break;
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case SDLK_q:
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{
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keys[4] = 0;
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} break;
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case SDLK_w:
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{
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keys[5] = 0;
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} break;
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case SDLK_e:
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{
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keys[6] = 0;
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} break;
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case SDLK_a:
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{
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keys[7] = 0;
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} break;
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case SDLK_s:
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{
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keys[8] = 0;
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} break;
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case SDLK_d:
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{
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keys[9] = 0;
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} break;
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case SDLK_z:
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{
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keys[0xA] = 0;
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} break;
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case SDLK_c:
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{
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keys[0xB] = 0;
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} break;
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case SDLK_4:
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{
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keys[0xC] = 0;
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} break;
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case SDLK_r:
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{
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keys[0xD] = 0;
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} break;
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case SDLK_f:
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{
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keys[0xE] = 0;
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} break;
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case SDLK_v:
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{
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keys[0xF] = 0;
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} break;
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}
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} break;
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}
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}
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return quit;
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}
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